AK4359 Ver la hoja de datos (PDF) - Asahi Kasei Microdevices
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AK4359 Datasheet PDF : 33 Pages
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ASAHI KASEI
[AK4359]
PIN/FUNCTION
No. Pin Name
I/O Function
1 MCLK
I Master Clock Input Pin
An external TTL clock should be input on this pin.
2 BICK
I Audio Serial Data Clock Pin
3 SDTI1
I DAC1 Audio Serial Data Input Pin
4 LRCK
I L/R Clock Pin
5 RSTB
I Reset Mode Pin
When at “L”, the AK4359 is in the reset mode.
The AK4359 must be reset once upon power-up.
6 SMUTE
I Soft Mute Pin in parallel control mode
“H”: Enable, “L”: Disable
CSN
I Chip Select Pin in serial 3-wire mode
CAD0
I
Chip Address Pin in serial I2C mode
7 ACKS
I Auto Setting Mode Pin in parallel control mode
“L”: Manual Setting Mode, “H”: Auto Setting Mode
CCLK
I Control Data Clock Pin in serial 3-wire mode
SCL
Control Data Clock Pin in serial I2C mode
8 DIF0
I Audio Data Interface Format Pin in parallel control mode
CDTI
I Control Data Input Pin in serial 3-wire mode
SDA
I/O Control Data Pin in serial I2C mode
9 SDTI2
I DAC2 Audio Serial Data Input Pin
10 SDTI3
I DAC3 Audio Serial Data Input Pin
11 SDTI4
I DAC4 Audio Serial Data Input Pin
12 DIF1
I Audio Data Interface Format Pin
13 DEM0
I De-emphasis Filter Enable Pin
14 DVDD
Digital Power Supply Pin, +4.5∼+5.5V
15 DVSS
Digital Ground Pin
16 I2C
I Control Mode Select Pin in serial control mode
“L”: 3-wire Serial, “H”: I2C Bus
DEM1
I De-emphasis Filter Enable Pin in parallel control mode
17 ROUT4
O DAC4 Rch Analog Output Pin
18 LOUT4
O DAC4 Rch Analog Output Pin
19 ROUT3
O DAC3 Rch Analog Output Pin
20 LOUT3
O DAC3 Rch Analog Output Pin
21 ROUT2
O DAC2 Rch Analog Output Pin
22 LOUT2
O DAC2 Rch Analog Output Pin
23 P/S
I
Parallel/Serial Select Pin
(Internal pull-up pin)
“L”: Serial control mode, “H”: Parallel control mode
24 ROUT1
O DAC1 Rch Analog Output Pin
25 LOUT1
O DAC1 Lch Analog Output Pin
26 VCOM
O Common Voltage Pin, AVDD/2
Normally connected to AVSS with a 0.1µF ceramic capacitor in parallel with
a 10µF electrolytic cap.
27 AVSS
- Analog Ground Pin
28 AVDD
- Analog Power Supply Pin, +4.5∼+5.5V
29 DZF2
O Data Zero Input Detect Pin
30 DZF1
O Data Zero Input Detect Pin
Note: All input pins except pull-up pin should not be left floating.
MS0289-E-02
-4-
2006/03
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